Home / 51,204,493.80-76,806,740.70-42,116,852.70

Finding the Fourth Proportional to 51,204,493.80, 76,806,740.70 and 42,116,852.70

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Solution

The fourth proportional to 51,204,493.80, 76,806,740.70 and 42,116,852.70 is: 63,175,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204,493.80 : 76,806,740.70 = 42,116,852.70 : x
  2. Step 2: Convert to fraction form
    51,204,493.80/76,806,740.70 = 42,116,852.70/x
  3. Step 3: Cross multiply
    51,204,493.80x = 76,806,740.70 × 42,116,852.70
  4. Step 4: Simplify right side
    51,204,493.80x = 3,234,858,184,428,995
  5. Step 5: Solve for x
    x = 3,234,858,184,428,995/51,204,493.80
  6. Step 6: Final answer
    x = 63,175,279.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.